ASL INTERCOM CTR5000, Руководство пользователя

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CTR5000 Operating Instructions
14 ASL operating instructions, model CTR5000
1. Introduction
1.1 Overview
The CTR5000 Precision Thermometer is designed for laboratory, commercial and industrial
temperature measurement and calibration applications. The performance and multi-channel
capabilities make it ideal for a wide range of applications.
The CTR5000 Bridge is based on AC technology and operates with all 4-wire Platinum
Resistance Thermometers (PRTs)
1
. Features include –
 Two, four or six channel operation
2
 Immunity to most sources of errors present in DC Bridges
 0.5 second update rate (to full specification)
 4 m  accuracy, 0.1m  resolution (10mK accuracy and 1mK resolution)
 Wide operational range including all 4-wire thermometers with R
0
values of Pt100 (100
 ), Pt25.5 (25.5  ) and Pt0.25 (0.25  )
 Graphical LCD for excellent viewing of results and instrument settings

Statistical, graphical and large display modes
 User selectable units –- ratio, resistance or temperature display (  ,  C,  F or K)
 Internal (100  ) reference resistor
 Smart probe compatibility
 Expandable multi-channel input multiplexing (up to 64 additional channels)
 USB communication interface as standard for automated monitoring and calibration
applications
 RS232 or IEEE 488 or LAN interface options
 Automatic calibration against traceable external resistors
 Power-on diagnostic check
1
Two wire PRTs may be used with reduced accuracy.
2
Two channels supplied on the CTR5000 as standard, expandable to four or six .